Math.E;       //e
Math.PI;      //pi
Math.sqrt(u); //square root of u
Math.log(u);  //natural logarithm of u
Math.exp(u);  //e to the power of u
Math.abs(u);  //absolute value of u
Math.floor(u);//floor of u
Math.ceil(u); //ceiling of u
Math.pow(u,v);//u to the power of v